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DBMS > AlaSQL vs. Heroic vs. TerminusDB

System Properties Comparison AlaSQL vs. Heroic vs. TerminusDB

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonHeroic  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionJavaScript DBMS libraryTime Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearchScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelDocument store
Relational DBMS
Time Series DBMSGraph DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.53
Rank#258  Overall
#40  Document stores
#119  Relational DBMS
Score0.63
Rank#242  Overall
#21  Time Series DBMS
Score0.23
Rank#323  Overall
#28  Graph DBMS
Websitealasql.orggithub.com/­spotify/­heroicterminusdb.com
Technical documentationgithub.com/­AlaSQL/­alasqlspotify.github.io/­heroicterminusdb.github.io/­terminusdb/­#
DeveloperAndrey Gershun & Mathias R. WulffSpotifyDataChemist Ltd.
Initial release201420142018
Current release11.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoApache 2.0Open Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaProlog, Rust
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenoyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono
Secondary indexesnoyes infovia Elasticsearch
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noSQL-like query language (WOQL)
APIs and other access methodsJavaScript APIHQL (Heroic Query Language, a JSON-based language)
HTTP API
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesJavaScriptJavaScript
Python
Server-side scripts infoStored proceduresnonoyes
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storagenoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlnoRole-based access control

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More resources
AlaSQLHeroicTerminusDB infoformer name was DataChemist
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